package org.apache.maven.execution;

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

import java.io.File;
import java.util.ArrayList;
import java.util.List;

import org.apache.maven.settings.Mirror;
import org.apache.maven.settings.Profile;
import org.apache.maven.settings.Proxy;
import org.apache.maven.settings.RuntimeInfo;
import org.apache.maven.settings.Server;
import org.apache.maven.settings.Settings;
import org.apache.maven.settings.SettingsUtils;

/**
 * Adapt a {@link MavenExecutionRequest} to a {@link Settings} object for use in the Maven core. We
 * want to make sure that what is ask for in the execution request overrides what is in the
 * settings. The CLI feeds into an execution request so if a particular value is present in the
 * execution request then we will take that over the value coming from the user settings.
 *
 * @author Jason van Zyl
 */
class SettingsAdapter extends Settings {

  private MavenExecutionRequest request;

  private RuntimeInfo runtimeInfo;

  public SettingsAdapter(MavenExecutionRequest request) {
    this.request = request;

    /*
     * NOTE: Plugins like maven-release-plugin query the path to the settings.xml to pass it into a
     * forked Maven and the CLI will fail when called with a non-existing settings, so be sure to
     * only point at actual files. Having a null file should be harmless as this case matches
     * general Maven 2.x behavior...
     */
    File userSettings = request.getUserSettingsFile();
    this.runtimeInfo = new RuntimeInfo((userSettings != null && userSettings.isFile()) ? userSettings : null);
  }

  @Override
  public String getLocalRepository() {
    if (request.getLocalRepositoryPath() != null) {
      return request.getLocalRepositoryPath().getAbsolutePath();
    }

    return null;
  }

  @Override
  public boolean isInteractiveMode() {
    return request.isInteractiveMode();
  }

  @Override
  public boolean isOffline() {
    return request.isOffline();
  }

  @Override
  public List<Proxy> getProxies() {
    return request.getProxies();
  }

  @Override
  public List<Server> getServers() {
    return request.getServers();
  }

  @Override
  public List<Mirror> getMirrors() {
    return request.getMirrors();
  }

  @Override
  public List<Profile> getProfiles() {
    List<Profile> result = new ArrayList<Profile>();
    for (org.apache.maven.model.Profile profile : request.getProfiles()) {
      result.add(SettingsUtils.convertToSettingsProfile(profile));
    }
    return result;
  }

  @Override
  public List<String> getActiveProfiles() {
    return request.getActiveProfiles();
  }

  @Override
  public List<String> getPluginGroups() {
    return request.getPluginGroups();
  }

  @Override
  public RuntimeInfo getRuntimeInfo() {
    return runtimeInfo;
  }

}
